Hi All, I tried using public IP address of my EC2 instance for ThriftAddress, but getting following error: org.apache.thrift.transport.TTransportException: Could not create ServerSocket on address /75.101.152.226:9160. at org.apache.thrift.transport.TServerSocket.(TServerSocket.java:99) at org.apache.thrift.transport.TServerSocket.(TServerSocket.java:85) at org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:99) at org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:167) Exception encountered during startup. org.apache.thrift.transport.TTransportException: Could not create ServerSocket on address /75.101.152.226:9160. at org.apache.thrift.transport.TServerSocket.(TServerSocket.java:99) at org.apache.thrift.transport.TServerSocket.(TServerSocket.java:85) at org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:99) at org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:167) With internal IP address cassandra is working fine. Have configured it wrong? Thanks, Sunil